DE3853870T2 - Verfahren zur Herstellung von Propylenschaumstoff-Formkörpern. - Google Patents
Verfahren zur Herstellung von Propylenschaumstoff-Formkörpern.Info
- Publication number
- DE3853870T2 DE3853870T2 DE3853870T DE3853870T DE3853870T2 DE 3853870 T2 DE3853870 T2 DE 3853870T2 DE 3853870 T DE3853870 T DE 3853870T DE 3853870 T DE3853870 T DE 3853870T DE 3853870 T2 DE3853870 T2 DE 3853870T2
- Authority
- DE
- Germany
- Prior art keywords
- foams
- production
- molded propylene
- propylene
- molded
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/36—Feeding the material to be shaped
- B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
- B29C44/44—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form
- B29C44/445—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form in the form of expandable granules, particles or beads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/3415—Heating or cooling
- B29C44/3426—Heating by introducing steam in the mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/10—Polymers of propylene
- B29K2023/12—PP, i.e. polypropylene
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62297160A JPH0657435B2 (ja) | 1987-11-25 | 1987-11-25 | ポリプロピレン系樹脂の型内発泡成形法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3853870D1 DE3853870D1 (de) | 1995-06-29 |
DE3853870T2 true DE3853870T2 (de) | 1995-10-12 |
Family
ID=17842967
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3853870T Expired - Fee Related DE3853870T2 (de) | 1987-11-25 | 1988-11-24 | Verfahren zur Herstellung von Propylenschaumstoff-Formkörpern. |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0317995B1 (de) |
JP (1) | JPH0657435B2 (de) |
DE (1) | DE3853870T2 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3146004B2 (ja) * | 1990-08-06 | 2001-03-12 | 鐘淵化学工業株式会社 | オレフィン系合成樹脂発泡成形体の製造方法 |
DE4242939A1 (de) * | 1992-12-18 | 1994-06-23 | Happich Gmbh Gebr | Sonnenblende für Fahrzeuge sowie Verfahren und Vorrichtung zum Herstellen derselben |
TW294691B (en) * | 1994-08-16 | 1997-01-01 | Jsp Corp | Expansion-molded article of polyolefin resin having open voids and production thereof |
BE1011301A6 (fr) * | 1997-07-24 | 1999-07-06 | Solvay | Composition a base de polymeres du propylene pour granules expanses, procede pour son obtention et utilisation. |
JP3950557B2 (ja) * | 1998-07-30 | 2007-08-01 | 株式会社カネカ | ポリプロピレン系樹脂予備発泡粒子およびそれからの型内発泡成形体の製造方法 |
US6586528B1 (en) | 2000-11-15 | 2003-07-01 | Polypropylene Belgium (Naamlose Vennootshap) | Composition based on propylene polymers and process for obtaining same |
US6642317B1 (en) | 2000-11-15 | 2003-11-04 | Polypropylene Belgium Naamlose Vennootschap | Composition based on propylene polymers and process for obtaining same |
WO2011043032A1 (ja) * | 2009-10-06 | 2011-04-14 | 株式会社カネカ | ポリプロピレン系樹脂発泡粒子およびポリプロピレン系樹脂型内発泡成形体 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6049040A (ja) * | 1983-08-29 | 1985-03-18 | Japan Styrene Paper Co Ltd | ポリプロピレン系樹脂発泡粒子 |
CA1254011A (en) * | 1984-02-22 | 1989-05-16 | Japan Styrene Paper Corporation | Production method of expansion-molded article of thermoplastic resin and apparatus therefor |
JPS62151325A (ja) * | 1985-12-26 | 1987-07-06 | Mitsubishi Yuka Badische Co Ltd | ポリプロピレン系樹脂発泡粒子の型内成形法 |
US4698191A (en) * | 1986-01-31 | 1987-10-06 | Mitsubishi Yuka Badische Co., Ltd. | Methods of producing molded products from foamed polypropylene particles |
JPS62212131A (ja) * | 1986-03-14 | 1987-09-18 | Mitsubishi Yuka Badische Co Ltd | 熱可塑性樹脂発泡粒子の型内成形法 |
-
1987
- 1987-11-25 JP JP62297160A patent/JPH0657435B2/ja not_active Expired - Lifetime
-
1988
- 1988-11-24 EP EP88119568A patent/EP0317995B1/de not_active Expired - Lifetime
- 1988-11-24 DE DE3853870T patent/DE3853870T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0317995A2 (de) | 1989-05-31 |
EP0317995A3 (de) | 1991-01-09 |
DE3853870D1 (de) | 1995-06-29 |
EP0317995B1 (de) | 1995-05-24 |
JPH0657435B2 (ja) | 1994-08-03 |
JPH01136726A (ja) | 1989-05-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |